<template>
	<el-container class="home_container">
		<!--			header-->
		<el-header>
			<div>
				<img src="../assets/logo.png" alt="">
				<span>后台管理系统</span>
			</div>
			<el-button type="info" @click="handleCancel">退出</el-button>
		</el-header>
		<!--			container-->
		<el-container>
			<el-aside :width="isCollapse ? '64px' : '200px'">
				<!--				一级菜单-->
				<div class="toggle-button" @click="togleCollapse">|||</div>
				<el-menu
					unique-opened
					background-color="#333744"
					text-color="#fff"
					active-text-color="#409FFF"
					:collapse="isCollapse"
					:collapse-transition="false"
					router
					:default-active="$route.path"
				>
					<el-submenu :index="item.id+''" v-for="item in menuList" :key="item.id">
						<!--	一级菜单模板区域					-->
						<template slot="title">
							<i :class="iconObj[item.id]"></i>
							<span>{{item.authName}}</span>
						</template>
						<!--	二级菜单 -->
						<el-menu-item :index="'/'+child.path +''" v-for="child in item.children" :key="child.id">
							<template slot="title">
								<i class="el-icon-menu"></i>
								<span>{{child.authName}}</span>
							</template>
						</el-menu-item>
					</el-submenu>
				</el-menu>
			</el-aside>
			<el-main>
				<router-view></router-view>
			</el-main>
		</el-container>
	</el-container>
</template>

<script>
  export default {
    data() {
      return {
        //  菜单栏数据
        menuList: [],
        iconObj: {
          '125': 'iconfont icon-user',
          '103': 'iconfont icon-tijikongjian',
          '101': 'iconfont icon-shangpin',
          '102': 'iconfont icon-danju',
          '145': 'iconfont icon-baobiao'
        },
        // 默认不折叠
        isCollapse: false,
      }
    },
    created() {
      this.getMenuList()
    },
    methods: {
      handleCancel() {
        window.sessionStorage.clear()
        this.$router.replace('/login')
      },
      async getMenuList() {
        const {data: res} = await this.$http.get('menus')
        if (res.meta.status !== 200) return this.$message.error(res.meta.msg)
        this.menuList = res.data
      },
      // 菜单的折叠与展开
      togleCollapse() {
        this.isCollapse = !this.isCollapse
      },
    }
  }
</script>

<style lang="less" scoped>
	.home_container {
		height: 100%;
	}

	.el-header {
		background-color: #373d41;
		display: flex;
		justify-content: space-between;
		padding-left: 0;
		align-items: center;
		color: #ffffff;
		font-size: 20px;

		> div {
			display: flex;
			align-items: center;

			img {
				width: 60px;
				height: 60px;
				border-radius: 50%;
				background-color: #dddddd;
			}

			span {
				margin-left: 15px;
			}

		}
	}

	.el-main {
		background-color: #eaedf1;
	}

	.el-aside {
		background-color: #333744;

		.el-menu {
			border: none;
		}
	}

	.el-main {
		background-color: #eaedf1;
	}

	.iconfont {
		margin-right: 10px;
	}

	.toggle-button {
		background-color: #4A5064;
		font-size: 10px;
		line-height: 24px;
		color: #fff;
		text-align: center;
		letter-spacing: 0.2em;
		// 鼠标放上去变成小手
		cursor: pointer;
	}

	.el-menu {
		text-align: left;
	}

</style>
